<Window x:Class="WpfApplication1.Window1"
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    Title="WPF" Height="300" Width="300">
    <StackPanel>
        <TextBox AcceptsReturn="True" Height="100" IsReadOnly="True" 
                 Name="textBox1" TextAlignment="Left" TextWrapping="Wrap" 
                 VerticalScrollBarVisibility="Auto">
            Default starting text.
        </TextBox>
        <Grid>
            <Grid.ColumnDefinitions>
                <ColumnDefinition/>
                <ColumnDefinition/>
            </Grid.ColumnDefinitions>
            <RadioButton Checked="EditableChecked" Grid.Column="0" 
                         HorizontalAlignment="Center" IsChecked="True"
                         Margin="5" Name="editableRadioButton" >
                Editable</RadioButton>
            <RadioButton Checked="EditableChecked" Grid.Column="1" 
                         HorizontalAlignment="Center" Margin="5"
                         Name="readonlyRadioButton">
                Read Only</RadioButton>
        </Grid>
    </StackPanel>
</Window>
//File:Window.xaml.cs
using System.Windows;
using System.Windows.Controls;

namespace WpfApplication1
{
    public partial class Window1 : Window
    {
        public Window1()
        {
            InitializeComponent();
        }
        private void EditableChecked(object sender, RoutedEventArgs e)
        {
            RadioButton button = e.OriginalSource as RadioButton;

            if (e.OriginalSource == editableRadioButton)
            {
                textBox1.IsReadOnly = false;
            }
            else if (e.OriginalSource == readonlyRadioButton)
            {
                textBox1.IsReadOnly = true;
            }

            textBox1.Focus();
        }
    }
}

   
    
     

   
  
<Window x:Class="Commands.TwoDocument"
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    Title="TwoDocument" Height="300" Width="300">

  <Window.Resources>
    <CommandBinding x:Key="binding" Command="ApplicationCommands.Save" Executed="SaveCommand" CanExecute="SaveCommand_CanExecute" />
  </Window.Resources>

  <Grid>
    <Grid.RowDefinitions>
      <RowDefinition Height="Auto"></RowDefinition>
      <RowDefinition Height="Auto"></RowDefinition>
      <RowDefinition></RowDefinition>
      <RowDefinition></RowDefinition>
    </Grid.RowDefinitions>
    <Menu Grid.Row="0">
      <MenuItem Header="File">
        <MenuItem Command="New"></MenuItem>
        <MenuItem Command="Open"></MenuItem>
        <MenuItem Command="Save"></MenuItem>
        <MenuItem Command="SaveAs"></MenuItem>
        <Separator></Separator>
        <MenuItem Command="Close"></MenuItem>
      </MenuItem>
    </Menu>

    <TextBox Margin="5" Grid.Row="2" TextWrapping="Wrap" AcceptsReturn="True" TextChanged="txt_TextChanged">
      <TextBox.CommandBindings>
        <StaticResource ResourceKey="binding"></StaticResource>
      </TextBox.CommandBindings>
    </TextBox>

  </Grid>
</Window>
//File:Window.xaml.cs
using System;
using System.Collections.Generic;
using System.Text;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Shapes;

namespace Commands
{
    public partial class TwoDocument : System.Windows.Window
    {
        public TwoDocument()
        {
            InitializeComponent();
        }

        private void SaveCommand(object sender, ExecutedRoutedEventArgs e)
        {            
        }
        private void txt_TextChanged(object sender, RoutedEventArgs e)
        {
        }
        private void SaveCommand_CanExecute(object sender, CanExecuteRoutedEventArgs e)
        {
            e.CanExecute = false;
        }
    }
}

   
    
     

   
  


<Window x:Class="WpfApplication1.Window1"
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    Title="WPF " Height="300" Width="300">
    <DockPanel LastChildFill="True">
        <TextBox DockPanel.Dock="Top"
                 PreviewKeyDown="TextBox_KeyEvent" />
        <TextBox Name="txtLog" HorizontalAlignment="Stretch" 
                 IsReadOnly="True" VerticalScrollBarVisibility="Visible"/>
    </DockPanel>
</Window>

//File:Window.xaml.cs
using System;
using System.Windows;
using System.Windows.Input;

namespace WpfApplication1
{
    public partial class Window1 : Window
    {
        public Window1()
        {
            InitializeComponent();
        }

        private void TextBox_KeyEvent(object sender, KeyEventArgs e)
        {
            String msg = String.Format("{0} - {1}
",e.RoutedEvent.Name, e.Key);

            txtLog.Text += msg;
            txtLog.ScrollToEnd();
        }

    }
}

   
    
     

   
  


<Window xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
  xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
  x:Class="WpfApplication1.Window1"
  Title="TextTrimming Sample">
    <DockPanel Margin="10">
      <StackPanel Orientation="Horizontal" DockPanel.Dock="Top" Margin="0,0,0,25">
        <Button Click="ttNone">TextTrimming="None"</Button>
        <Button Click="ttCE">TextTrimming="CharacterEllipsis"</Button>
        <Button Click="ttWE">TextTrimming="WordEllipsis"</Button>
      </StackPanel>
      <TextBlock Name="txt1" DockPanel.Dock="Bottom"/>
      <TextBlock HorizontalAlignment="Left" TextWrapping="NoWrap" 
        Width="400" FontFamily="Arial" Name="tf1" DockPanel.Dock="Top"
        Background="SkyBlue">
        Lorem ipsum dolor sit amet, consectetuer adipiscing elit, sed diam nonummy nibh euismod tincidunt
        laoreet dolore magna aliquam erat volutpat.
      </TextBlock>
    </DockPanel>
</Window>


//File:Window.xaml.cs
using System;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Documents;

namespace WpfApplication1
{
  public partial class Window1 : Window
  {
        public void ttNone(object sender, RoutedEventArgs e)
        {
            tf1.TextTrimming = System.Windows.TextTrimming.None;
            txt1.Text = "TextTrimming is now " + tf1.TextTrimming.ToString();
        }
        public void ttCE(object sender, RoutedEventArgs e)
        {
            tf1.TextTrimming = System.Windows.TextTrimming.CharacterEllipsis;
            txt1.Text = "TextTrimming is now " + tf1.TextTrimming.ToString();
        }
        public void ttWE(object sender, RoutedEventArgs e)
        {
            tf1.TextTrimming = System.Windows.TextTrimming.WordEllipsis;
            txt1.Text = "TextTrimming is now " + tf1.TextTrimming.ToString();
        }
    }
}

   
    
     

   
  

<Window xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
  xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
  x:Class="WpfApplication1.Window1" Height="480" Width="640"
  Title="TextWrap Sample">
  <StackPanel Margin="0,0,0,10" Background="LightSkyBlue">
    <StackPanel Orientation="Horizontal" Margin="0,0,0,20">
      <Button Name="btn1" Background="Silver" Width="100" Click="Wrap">Wrap</Button>
      <Button Name="btn2" Background="Silver" Width="100" Click="NoWrap">NoWrap</Button>
      <Button Name="btn4" Background="Silver" Width="100" Click="WrapWithOverflow">WrapWithOverflow</Button>
    </StackPanel>
    <TextBlock Name="txt2" TextWrapping="Wrap" Margin="0,0,0,20" Foreground="Black">
      Lorem ipsum dolor sit amet, consectetuer adipiscing elit. Lorem ipsum dolor sit amet, 
      consectetuer adipiscing elit.Lorem ipsum dolor sit aet, consectetuer adipiscing elit.
      Lorem ipsum dolor sit amet, consectetuer adipiscing elit.
    </TextBlock>
    <TextBlock FontSize="12" Name="txt1">
      The TextWrap property is currently set to Wrap.
    </TextBlock>    
  </StackPanel>
</Window>
//File:Window.xaml.cs
using System;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Documents;
using System.Windows.Media;

namespace WpfApplication1
{

  public partial class Window1 : Window
  {
        public void Wrap(object sender, RoutedEventArgs e)
        {
            txt2.TextWrapping = System.Windows.TextWrapping.Wrap;
            txt1.Text = "The TextWrap property is currently set to Wrap.";
        }
        public void NoWrap(object sender, RoutedEventArgs e)
        {
            txt2.TextWrapping = System.Windows.TextWrapping.NoWrap;
            txt1.Text = "The TextWrap property is currently set to NoWrap.";
        }
        public void WrapWithOverflow(object sender, RoutedEventArgs e)
        {
            txt2.TextWrapping = System.Windows.TextWrapping.WrapWithOverflow;
            txt1.Text = "The TextWrap property is currently set to WrapWithOverflow.";
        }
    }
}

   
    
     

   
  

<Window x:Class="Decorations.Window1"
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    Title="Decorations" Height="300" Width="300">
    <Grid>
      <TextBlock x:Name="text" Text="Decorations" />
    </Grid>
</Window>
//File:Window.xaml.cs
using System;
using System.Collections.Generic;
using System.Text;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Shapes;


namespace Decorations
{
    public partial class Window1 : System.Windows.Window
    {
        public Window1()
        {
            InitializeComponent();
            text.TextDecorations = TextDecorations.Underline;
        }
    }
}

   
    
     

   
  


<Window x:Class="ClassicControls.PopupTest"
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    Title="PopupTest" Height="300" Width="300">
    <Grid Margin="10">
      <TextBlock TextWrapping="Wrap">text 
         <Run TextDecorations="Underline" MouseEnter="run_MouseEnter">link</Run>
      </TextBlock>
      <Popup Name="popLink" StaysOpen="False" Placement="Mouse" MaxWidth="200" PopupAnimation="Slide" AllowsTransparency = "True">
        <Border BorderBrush="Beige" BorderThickness="2" Background="White">
          <TextBlock Margin="10"  TextWrapping="Wrap" >
            check out
            <Hyperlink NavigateUri="http://kutayzorlu.com/java2s/com" Click="lnk_Click">kutayzorlu.com/java2s/com</Hyperlink>
          </TextBlock>
        </Border>
      </Popup>
    </Grid>
</Window>
//File:Window.xaml.cs

using System;
using System.Collections.Generic;
using System.Text;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Shapes;
using System.Diagnostics;

namespace ClassicControls
{
    public partial class PopupTest : System.Windows.Window
    {

        public PopupTest()
        {
            InitializeComponent();
        }

        private void run_MouseEnter(object sender, MouseEventArgs e)
        {
            popLink.IsOpen = true;
        }
        private void lnk_Click(object sender, RoutedEventArgs e)
        {
            Process.Start(((Hyperlink)sender).NavigateUri.ToString());
        }
    }
}